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Finding the Fourth Proportional to 322,181.79, 483,332.16 and 106,052.73

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Solution

The fourth proportional to 322,181.79, 483,332.16 and 106,052.73 is: 159,098.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,181.79 : 483,332.16 = 106,052.73 : x
  2. Step 2: Convert to fraction form
    322,181.79/483,332.16 = 106,052.73/x
  3. Step 3: Cross multiply
    322,181.79x = 483,332.16 × 106,052.73
  4. Step 4: Simplify right side
    322,181.79x = 51,258,693,650.00
  5. Step 5: Solve for x
    x = 51,258,693,650.00/322,181.79
  6. Step 6: Final answer
    x = 159,098.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.